6-11mm Australia Opal plain rondelle beads 18 inch 130 A grade

Australian Opal plain rondelles have a waxy luster with a symmetrical rondelle shape, have scattered play of color in green-blue-orange-violet-yellow-periwinkle hues, have a consistent color from side to side, present with an opaque quality, and these bluish grey Opal rondelles are mined in Australia. A Grade